ERAU Student Cloud Atlas

Low-level clouds (Base < 6,500 ft AGL):

• Fog
• Cumulus
• Towering cumulus
• Cumulonimbus
• Stratus
• Stratocumulus
• Nimbostratus

Mid-level clouds (Base 6,500 - 20,000 ft AGL):

• Altocumulus
• Altostratus
• Altocumulus standing lenticular (ACSL)

High-level clouds (Base > 20,000 ft AGL):

• Cirrocumulus
• Cirrus
• Cirrostratus

Miscellaneous pictures:

• Lori Harguess (Administrative Asst.--March 31, 2001)
  A very rare sighting of an Aurora Borealis from Prescott, Arizona
• Josh Richmeier (June 2000)
  Wave cloud formations near Denver, CO (taken by his grandfather)
• Catie Chamberlain (April 2001)
  Widespread virga beneath nimbostratus, or is it altonimbostratus? (Prescott, AZ)
• Joe Anderson (March 2001)
  Scud cloud beneath the condensation level (over Chino Valley, AZ)
• Amit Patel (2000)
  Overcast sky with stratocumulus and altostratus layers
• Steven Ben Small (2000)
  Mountain wave clouds over Lynx Lake (near Prescott, Arizona)
• Nicole Peabody (2000)
  Mountain cap cloud (New Hampshire)

  Nicole Peabody (Winter 1999)

  Trees after an ice storm (New Hampshire)

  Josh Harsh (Fall 2000)

  A full rainbow over ERAU (Prescott, Arizona)

Page maintained by: Curtis N. James, Assistant Professor